firmbeliever - glad to know you're still checking in on your question <G>

asking - thanks for the info on Wik. Guess I will visit after all. But I'm going to have to wait for another day to check out more oxcic on the panspermia site... Way past time f/ this ole gal to hit the hay.

Firmbeliever, These are great!

But I admit I want it all combined into one easy to read graphic and include all the kinds of life that lived at each time. Maybe I'll try to make something myself. :)

Asking,
How about these ones?. I don't understand most of it,but I think you can easily understand the timeline.
Geological Timeline
Geological and evolutionary timelines
Geologic and Biological Timeline of the Earth